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Incidence and classification of cartilage damage in MRI and arthroscopy
| Outerbridge MRI | Berndt + Harty MRI | Outerbridge arthroscopy | |
|---|---|---|---|
| Grade I | 47.4% (n = 9) | 62.5% (n = 15) | 8.3% (n = 1) |
| Grade II | 21.1% (n = 4) | 37.5% (n = 9) | 8.3% (n = 1) |
| Grade III | 26.3% (n = 5) | 25.0% (n = 3) | |
| Grade IV | 5.3% (n = 1) | 58.3% (n = 7) | |
| TOTAL | 19 | 24 | 12 |
